/Engine/Source/Developer/Localization/Public/LocTextHelper.h
Update an existing source text entry in the manifest.
void UpdateSourceText ( const [TSharedRef](API\Runtime\Core\Templates\TSharedRef)< [FManifestEntry](API\Runtime\Core\Internationalization\FManifestEntry) > & InOldEntry, [TSharedRef](API\Runtime\Core\Templates\TSharedRef)< [FManifestEntry](API\Runtime\Core\Internationalization\FManifestEntry) > & InNewEntry )